//// travel.cpp -- using structures with functions
//#include <iostream>
//struct travel_time
//{
//	int hours;
//	int mins;
//};
//const int Mins_per_hr = 60;
//
//travel_time sum(travel_time t1, travel_time t2);
//void show_time(travel_time t);
//
//int main()
//{
//	using namespace std;
//	travel_time day1 = { 5,45 };		//	5hrs,45 min
//	travel_time day2 = { 4,55 };		//	4hrs,55min
//
//	travel_time trip = sum(day1, day2);
//	cout << "Two-day total: ";
//	show_time(trip);
//
//	travel_time day3 = { 4,32 };
//	cout << "Three-day total: ";
//	show_time(sum(trip, day3));
//
//	return 0;
//}
//
//travel_time sum(travel_time t1, travel_time t2)
//{
//	travel_time total;
//
//	total.mins = (t1.mins + t2.mins) % Mins_per_hr;
//	total.hours = t1.hours + t2.hours +
//		(t1.mins + t2.mins) / Mins_per_hr;
//	return total;
//}
//
//void show_time(travel_time t)
//{
//	using namespace std;
//	cout << t.hours << " hours, "
//		<< t.mins << " minutes\n";
//}
